#CFAC21
Closest named color: Burnt Yellow (#D5AB09). oklch(75.4% 0.147 93.2), rgb(207, 172, 33).
Aa
Black text reads best on this color (9.57:1).
About this color
#CFAC21 is a medium-light, vivid yellow. In OKLCH its lightness is 75%, its chroma 0.147 and its hue 93°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Yellow (#D5AB09), ΔE 0.010 away. Black text reads best on it, at 9.57:1.
| Hue family | Yellows |
| Lightness | medium-light (75%) |
| Chroma | vivid (0.147) |
| Temperature | warm |
| Nearest name | Burnt Yellow (#D5AB09) |
| Black text | 9.57:1 |
| White text | 2.19:1 |
Values
| HEX | #CFAC21 |
| RGB | rgb(207, 172, 33) |
| HSL | hsl(48, 73%, 47%) |
| OKLCH | oklch(75.4% 0.147 93.2) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #CFAC21 | 2.19:1 | Fails | Lc -47.7 | Large or bold text, headings |
| Black text on #CFAC21 | 9.57:1 | AAA | Lc 61.0 | Content text, not long reading |
| #CFAC21 text on white | 2.19:1 | Fails | Lc 43.0 | Non-text elements, placeholder text |
| #CFAC21 text on black | 9.57:1 | AAA | Lc -59.2 | Large or bold text, headings |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 400.
-
Step 50
50
#F8F5EC
oklch(97% 0.012 91.5)
-
Step 100
100
#F0EAD6
oklch(93.6% 0.027 93.1)
-
Step 200
200
#E4D9B4
oklch(88.5% 0.05 93.4)
-
Step 300
300
#D5C07A
oklch(81% 0.093 93.3)
-
Step 400
400 (this color)
#CFAC21
oklch(75.4% 0.147 93.2)
-
Step 500
500
#A48600
oklch(63% 0.129 93)
-
Step 600
600
#8A7100
oklch(55.6% 0.114 93.5)
-
Step 700
700
#745F00
oklch(49.2% 0.101 93.8)
-
Step 800
800
#5F4D00
oklch(42.6% 0.087 93.4)
-
Step 900
900
#504000
oklch(37.8% 0.077 92.8)
-
Step 950
950
#302500
oklch(26.9% 0.055 91.9)
#CFAC21 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #C0A900 | 0.028 |
| Deuteranopia (no green cones) | #C8B32C | 0.019 |
| Tritanopia (no blue cones) | #E09D93 | 0.134 |
| Achromatopsia (no color) | #AFAFAF | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CFAC21
#CFAC21
oklch(75.4% 0.147 93.2)
- #95A9FF
#95A9FF
oklch(75.4% 0.126 273.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #CFAC21, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Yellow #D5AB09 ΔE 0.010
- Mustard #CEB301 ΔE 0.022
- Goldenrod #DAA520 ΔE 0.024
- Muddy Yellow #BFAC05 ΔE 0.028
- Dark Yellow #D5B60A ΔE 0.030
- Olive Yellow #C2B709 ΔE 0.036
- Yellow Ochre #CB9D06 ΔE 0.038
- Ocre #C69C04 ΔE 0.044
Use #CFAC21 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.